CHARGE YOUR HEADSET BEFORE USE - Please charge your headset before using for first time. Your headset is shipped in power saver mode. The headset is only 10% charged. Failure to do so may cause connectivity issues.- 45 Hours Playtime: Kickstart audio entertainment when you plug in the boAt Airdopes 91 TWS Earbuds. Up to 45 hours of uninterrupted playtime keeps the fun going while you relax to the latest tracks and podcasts.- Large 10 mm Drivers: boAt Signature Sound from the superior 10 mm drivers lends a hair-raising experience as you venture into the digital dimension. Watch your most loved movies and series episodes with impactful sound for maximum enjoyment.- 50 ms Low Latency Gaming: Forget bothersome lag as you cruise through virtual obstacles with up to 50 ms low latency of BEAST mode. With Airdopes 91 by your side, the winning score is yours!- Dual Mics with ENx Tech: Make noise-free calls a routine with the ENx-enabled dual mics of these earbuds. Breeze through your pending work calls on the go or even connect with your buddies comfortably!